Home / 21,843,810.80-32,786,711.40-11,073,273.20

Finding the Fourth Proportional to 21,843,810.80, 32,786,711.40 and 11,073,273.20

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Solution

The fourth proportional to 21,843,810.80, 32,786,711.40 and 11,073,273.20 is: 16,620,552.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,843,810.80 : 32,786,711.40 = 11,073,273.20 : x
  2. Step 2: Convert to fraction form
    21,843,810.80/32,786,711.40 = 11,073,273.20/x
  3. Step 3: Cross multiply
    21,843,810.80x = 32,786,711.40 × 11,073,273.20
  4. Step 4: Simplify right side
    21,843,810.80x = 363,056,212,661,754.44
  5. Step 5: Solve for x
    x = 363,056,212,661,754.44/21,843,810.80
  6. Step 6: Final answer
    x = 16,620,552.89

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.